$(function () {
    function Css(){
        
        var a=$("#bj").width();
        
        console.log($(".img1")[0])
        if(a===812){
        $(".img1").css("height","6.5rem")
        $(".img2").css("height","6.2rem")
        }else{
            $(".img1").css("height","7.3rem")
            $(".img2").css("height","7.3rem")   
        }
       
        
    }
    Css();

  })